Secrets Return to Haunt in ‘My Sister’s Bones’

A family home becomes a crucible of suspicion and buried trauma in My Sister’s Bones, the new British mystery thriller arriving on Digital HD from 23 February via Signature Entertainment.

Based on Nuala Ellwood’s bestselling 2016 novel, the Cert 15 feature explores the fragility of memory and the cost of unresolved grief. Directed by Heidi Greensmith and adapted for the screen by Naomi Gibney, the film brings together a formidable British cast for a psychological drama that trades in dread rather than spectacle.

Anna Friel stars as a troubled woman returning to her childhood home following a harrowing stint reporting from Iraq and the death of her mother. What should be a period of mourning instead becomes a destabilising reckoning with the past. As she attempts to pack up the family house, she grows increasingly convinced that something is deeply wrong in the neighbouring property.

Whether the perceived threat is genuine or the manifestation of trauma sustained in a war zone becomes the central question. The film leans into that uncertainty, blurring the boundaries between paranoia and reality as tensions mount within the Rafter family.

Friel is joined by Jenny Seagrove, Ben Miles, David Bradley and Olga Kurylenko, creating a line-up rich with experience across both television and cinema. Seagrove brings a brittle intensity to the role of a woman confronting long-suppressed truths, while Miles plays the steady yet strained presence attempting to mediate family discord. Bradley adds gravitas, and Kurylenko’s involvement signals the production’s international reach despite its distinctly British setting.

Greensmith, whose previous work includes Winter, has cited the importance of tone in shaping the film’s identity. Drawing on a tradition of suspense rooted in suggestion rather than shock, My Sister’s Bones places its emphasis on atmosphere and character psychology. The coastal setting of Herne Bay becomes more than backdrop, reflecting isolation and the sense of a past that refuses to loosen its grip.

Produced by Bill Kenwright, whose credits include The Fanatic and Broken, the film positions itself within a lineage of domestic thrillers that probe the secrets concealed behind ordinary doors. The premise poses a simple but unsettling proposition: what if the version of events you trust most is the least reliable?

My Sister’s Bones is available on Digital HD from 23 February.

My Sister’s Bones trailer